Browse Origins:
  • United Kingdom:
Browse Destinations:

Find flight deals from United Kingdom to Washington

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Washington

(Round-trip)
Depart: Thu, 4 Sep, 2014 Return: Tue, 9 Sep, 2014 Trip spans 6 days
Icelandair
Icelandair
LHR
09:00
IAD
20:10
11h 10m
1 stop
IAD
16:35
LHR
02:45
10h 10m
1 stop
Depart: Tue, 2 Sep, 2014 Return: Tue, 9 Sep, 2014 Trip spans 8 days
SAS
SAS
MAN
06:20
IAD
16:00
33h 40m
1 stop
IAD
13:15
MAN
00:35
11h 20m
1 stop
Depart: Thu, 21 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 13 days
Delta
Delta
MAN
05:05
IAD
16:25
11h 20m
1 stop
IAD
12:15
MAN
22:50
10h 35m
1 stop
Depart: Mon, 1 Sep, 2014 Return: Mon, 8 Sep, 2014 Trip spans 8 days
KLM Royal Dutch
KLM Royal Dutch
ABZ
13:25
IAD
16:25
27h 00m
2 stops
IAD
13:10
ABZ
03:35
14h 25m
2 stops
Depart: Fri, 5 Sep, 2014 Return: Thu, 18 Sep, 2014 Trip spans 14 days
Aeroflot
Aeroflot
LHR
18:45
IAD
13:55
19h 10m
1 stop
IAD
10:45
LHR
12:25
25h 40m
1 stop
Depart: Sat, 6 Sep, 2014 Return: Wed, 24 Sep, 2014 Trip spans 19 days
KLM Royal Dutch
KLM Royal Dutch
GLA
12:55
IAD
16:25
27h 30m
1 stop
IAD
13:55
GLA
03:50
13h 55m
1 stop
Depart: Sun, 24 Aug, 2014 Return: Mon, 1 Sep, 2014 Trip spans 9 days
KLM Royal Dutch
KLM Royal Dutch
BRS
13:30
IAD
16:25
26h 55m
2 stops
IAD
15:24
BRS
03:50
12h 26m
2 stops
Depart: Wed, 3 Sep, 2014 Return: Thu, 25 Sep, 2014 Trip spans 23 days
United
United
GLA
05:00
IAD
15:14
10h 14m
1 stop
IAD
11:03
GLA
22:30
11h 27m
1 stop
Depart: Fri, 29 Aug, 2014 Return: Mon, 8 Sep, 2014 Trip spans 11 days
Air Canada
Air Canada
LHR
04:30
IAD
16:37
12h 07m
2 stops
IAD
11:20
LHR
22:30
11h 10m
2 stops
Depart: Thu, 14 Aug, 2014 Return: Thu, 21 Aug, 2014 Trip spans 8 days
Brussels Airlines
Brussels Airlines
MAN
02:35
IAD
15:20
12h 45m
1 stop
IAD
18:25
MAN
07:55
13h 30m
1 stop
Depart: Wed, 13 Aug, 2014 Return: Mon, 18 Aug, 2014 Trip spans 6 days
Brussels Airlines
Brussels Airlines
BHX
13:45
IAD
15:20
25h 35m
1 stop
IAD
13:35
BHX
08:15
18h 40m
1 stop
Depart: Sat, 16 Aug, 2014 Return: Sun, 24 Aug, 2014 Trip spans 9 days
Brussels Airlines
Brussels Airlines
MAN
06:25
IAD
15:20
32h 55m
1 stop
IAD
18:25
MAN
07:55
13h 30m
1 stop
Depart: Wed, 6 Aug, 2014 Return: Tue, 19 Aug, 2014 Trip spans 14 days
Aer Lingus
Aer Lingus
NCL
04:30
IAD
16:25
11h 55m
1 stop
IAD
18:15
NCL
09:45
15h 30m
1 stop
Depart: Mon, 11 Aug, 2014 Return: Tue, 19 Aug, 2014 Trip spans 9 days
US Airways
US Airways
MAN
10:25
IAD
22:07
11h 42m
1 stop
IAD
14:00
MAN
00:30
10h 30m
1 stop
Depart: Tue, 12 Aug, 2014 Return: Tue, 19 Aug, 2014 Trip spans 8 days
US Airways
US Airways
MAN
10:25
IAD
22:07
11h 42m
1 stop
IAD
14:00
MAN
00:30
10h 30m
1 stop
Depart: Mon, 4 Aug, 2014 Return: Sat, 27 Sep, 2014 Trip spans 55 days
Aer Lingus
Aer Lingus
MAN
04:00
IAD
16:25
12h 25m
1 stop
IAD
18:30
MAN
06:05
11h 35m
1 stop
Depart: Thu, 7 Aug, 2014 Return: Tue, 19 Aug, 2014 Trip spans 13 days
Aer Lingus
Aer Lingus
LGW
17:00
IAD
16:25
23h 25m
1 stop
IAD
18:15
LGW
09:20
15h 05m
1 stop
Depart: Tue, 5 Aug, 2014 Return: Tue, 12 Aug, 2014 Trip spans 8 days
Delta
Delta
LHR
12:05
IAD
23:43
11h 38m
direct
IAD
14:40
LHR
22:05
7h 25m
direct
Depart: Sat, 9 Aug, 2014 Return: Fri, 15 Aug, 2014 Trip spans 7 days
US Airways
US Airways
MAN
10:25
IAD
00:24
13h 59m
1 stop
IAD
12:15
MAN
00:30
12h 15m
1 stop
Depart: Thu, 31 Jul, 2014 Return: Mon, 18 Aug, 2014 Trip spans 19 days
SAS
SAS
LHR
14:15
IAD
16:00
25h 45m
1 stop
IAD
13:15
LHR
04:05
14h 50m
1 stop
Change your search
Airports
Origin

Bristol
£619
Aberdeen
£576
Birmingham
£661
Glasgow
£622
Newcastle upon Tyne
£759
Edinburgh
£713
London
only £804
only £903
Manchester
£875
Destination

Washington
£903